Home / 4,821,161.40-6,653,394.29-2,645,782.91

Finding the Fourth Proportional to 4,821,161.40, 6,653,394.29 and 2,645,782.91

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Solution

The fourth proportional to 4,821,161.40, 6,653,394.29 and 2,645,782.91 is: 3,651,285.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821,161.40 : 6,653,394.29 = 2,645,782.91 : x
  2. Step 2: Convert to fraction form
    4,821,161.40/6,653,394.29 = 2,645,782.91/x
  3. Step 3: Cross multiply
    4,821,161.40x = 6,653,394.29 × 2,645,782.91
  4. Step 4: Simplify right side
    4,821,161.40x = 17,603,436,859,477.70
  5. Step 5: Solve for x
    x = 17,603,436,859,477.70/4,821,161.40
  6. Step 6: Final answer
    x = 3,651,285.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.